Files
gdb-gui/gui/startup.py
Tom Tromey 602c144f6e Run black
2023-11-22 21:05:41 -07:00

99 lines
2.7 KiB
Python

# Copyright (C) 2012, 2013, 2015, 2023 Tom Tromey <tom@tromey.com>
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 3 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
import gdb
import threading
import queue
import os
import os.path
import gui
import gi
gi.require_version("Gtk", "3.0")
gi.require_version("GtkSource", "3.0")
gi.require_version("Notify", "0.7")
from gi.repository import Gtk, Gdk, GObject, GtkSource, GLib, GdkPixbuf
(read_pipe, write_pipe) = os.pipe()
_event_queue = queue.Queue()
def send_to_gtk(func):
_event_queue.put(func)
# The payload is arbitrary.
os.write(write_pipe, bytes(1))
class _GtkThread(gdb.Thread):
def handle_queue(self, source, condition):
global _event_queue
os.read(source, 1)
func = _event_queue.get()
func()
return True
def run(self):
global read_pipe
GObject.io_add_watch(read_pipe, GObject.IO_IN, self.handle_queue)
GObject.type_register(GtkSource.View)
Gtk.main()
_gdb_thread = threading.current_thread()
_t = None
def start_gtk():
global _t
if _t is None:
GLib.set_application_name("GDB")
GLib.set_prgname("GDB")
Gdk.set_program_class("GDB")
Gtk.Window.set_default_icon_name("GDB")
path = os.path.join(gui.self_dir, "icons/face-raspberry-symbolic.svg")
Gtk.Window.set_default_icon(GdkPixbuf.Pixbuf.new_from_file(path))
GObject.threads_init()
Gdk.threads_init()
_t = _GtkThread()
_t.setDaemon(True)
_t.start()
def create_builder(filename):
builder = Gtk.Builder()
builder.add_from_file(os.path.join(gui.self_dir, filename))
return builder
def in_gdb_thread(func):
def ensure_gdb_thread(*args, **kwargs):
if threading.current_thread() is not _gdb_thread:
raise RuntimeError("must run '%s' in gdb thread" % repr(func))
return func(*args, **kwargs)
return ensure_gdb_thread
def in_gtk_thread(func):
def ensure_gtk_thread(*args, **kwargs):
if threading.current_thread() is not _t:
raise RuntimeError("must run '%s' in Gtk thread" % repr(func))
return func(*args, **kwargs)
return ensure_gtk_thread